Below are names of some animals:
(i)Cow (ii)Sheep (iii) Horse (iv) Ox
Which of the above are sources of milk for human beings?
(a) (i) and (iii)
(b) (i) and (ii)
(c) (ii) and (iii)
(d) (iii) and (iv)
(b) is the correct option
Explanations:
Cow and sheep are the sources of milk for human beings.